an agate burnisher like this will do the trick http://www.cooksongold.com/Jewellery...rcode-999-AOA3, To work harden, use a raw hide hammer and a steel bench block and well, hammer Will also flatten the piece for you as quite often charms warp in the kiln. Some peeps swear tumbling work hardens pieces, but am not convinced, lots say it doesn't...
Bookmarks